FreeCalypso > hg > freecalypso-tools

annotate loadtools/chainload.c @ 655:a880f48d6ac0

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loadtools: MAX_SREC_REGIONS def moved into discontig.h
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 02 Mar 2020 23:33:37 +0000
parents 6bb41b4d39ed
children 9f5a3e9e6294
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1 /*
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2 * This module implements the chain-loading of XRAM images via loadagent.
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3 */
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4
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5 #include <sys/types.h>
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6 #include <stdint.h>
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7 #include <stdio.h>
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8 #include <stdlib.h>
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9 #include <string.h>
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10 #include <strings.h>
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11 #include <time.h>
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12 #include "../libserial/baudrate.h"
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13 #include "srecreader.h"
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14
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15 extern int target_fd;
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16
0
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17 struct srecreader xramimage;
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18
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19 extern struct baudrate *current_baud_rate;
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20 extern struct baudrate *xram_run_baudrate;
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21 extern int xram_jtag_mode;
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22
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23 perform_chain_load()
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24 {
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25 int resp, reclen;
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26 unsigned long rec_count;
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27 char *argv[3], jumparg[10];
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28 u_char scratch[3], expect_conf[3];
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29 time_t start_time, finish_time;
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30 unsigned duration, mm, ss;
0
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31
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32 if (open_srec_file(&xramimage) < 0)
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33 exit(1);
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34 /* enter binary RAM download mode */
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35 argv[0] = "BINML";
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36 argv[1] = 0;
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37 tpinterf_make_cmd(argv);
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38 if (tpinterf_send_cmd())
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39 exit(1);
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40 /* read and send S-record image */
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41 expect_conf[0] = 0x06;
0
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42 for (rec_count = 0; ; ) {
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43 if (read_s_record(&xramimage) < 0)
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44 exit(1);
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45 switch (xramimage.record_type) {
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46 case '0':
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47 if (xramimage.lineno == 1)
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48 continue;
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49 fprintf(stderr,
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50 "%s: S0 record found in line %d (expected in line 1 only)\n",
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51 xramimage.filename, xramimage.lineno);
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52 exit(1);
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53 case '3':
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54 case '7':
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55 if (s3s7_get_addr_data(&xramimage) < 0)
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56 exit(1);
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57 break;
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58 default:
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59 fprintf(stderr,
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60 "%s line %d: S%c record type not supported\n",
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61 xramimage.filename, xramimage.lineno,
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62 xramimage.record_type);
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63 exit(1);
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64 }
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65 if (xramimage.record_type == '7')
0
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66 break;
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67 /* must be S3 */
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68 if (xramimage.datalen < 1) {
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69 fprintf(stderr,
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70 "%s line %d: S3 record has zero data length\n",
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71 xramimage.filename, xramimage.lineno);
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72 exit(1);
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73 }
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74 if (!rec_count) {
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75 printf("Each \'.\' is %d S-records\n",
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76 current_baud_rate->xram_records);
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77 time(&start_time);
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78 }
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79 reclen = xramimage.datalen + 6;
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80 if (write(target_fd, xramimage.record, reclen) != reclen) {
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81 perror("binary write to target");
0
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82 exit(1);
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83 }
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84 rec_count++;
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85 if (rec_count % current_baud_rate->xram_records == 0) {
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86 scratch[0] = 0x05; /* ENQ */
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87 write(target_fd, scratch, 1);
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88 if (collect_binblock_from_target(scratch, 3, 1))
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89 exit(1);
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90 expect_conf[1] = rec_count >> 8;
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91 expect_conf[2] = rec_count;
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92 if (bcmp(scratch, expect_conf, 3)) {
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93 fprintf(stderr,
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94 "error: expected sync mismatch\n");
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95 exit(1);
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96 }
0
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97 putchar('.');
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98 fflush(stdout);
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99 }
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100 }
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101 /* got S7 */
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102 fclose(xramimage.openfile);
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103 if (!rec_count) {
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104 fprintf(stderr,
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105 "%s line %d: S7 without any preceding S3 data records\n",
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106 xramimage.filename, xramimage.lineno);
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107 exit(1);
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108 }
535
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109 putchar('\n'); /* newline after the dots */
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110 scratch[0] = 0x04; /* EOT */
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111 write(target_fd, scratch, 1);
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112 if (collect_binblock_from_target(scratch, 1, 1))
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113 exit(1);
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114 time(&finish_time);
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115 if (scratch[0] != '=') {
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116 fprintf(stderr, "error: \'=\' not received as expected\n");
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117 exit(1);
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118 }
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119 duration = finish_time - start_time;
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120 mm = duration / 60;
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diff changeset
121 ss = duration - mm * 60;
02bdb2f366bc fc-xram: added transfer time reporting
Mychaela Falconia <falcon@freecalypso.org>
parents: 536
diff changeset
122 printf("XRAM image transferred in %um%us\n", mm, ss);
0
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
123 if (xram_run_baudrate != current_baud_rate) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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124 resp = loadagent_switch_baud(xram_run_baudrate);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
125 if (resp)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
126 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
127 }
536
dc05170ab113 fc-xram JTAG mode (-j) implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 535
diff changeset
128 if (xram_jtag_mode) {
dc05170ab113 fc-xram JTAG mode (-j) implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 535
diff changeset
129 printf(
dc05170ab113 fc-xram JTAG mode (-j) implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 535
diff changeset
130 "Leaving target in loadagent for JTAG; image start address is 0x%08lX\n",
dc05170ab113 fc-xram JTAG mode (-j) implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 535
diff changeset
131 (u_long) xramimage.addr);
dc05170ab113 fc-xram JTAG mode (-j) implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 535
diff changeset
132 exit(0);
dc05170ab113 fc-xram JTAG mode (-j) implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 535
diff changeset
133 }
0
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 printf("Sending jump command\n");
650
bf840c984113 fc-xram reworked to use the new binary protocol
Mychaela Falconia <falcon@freecalypso.org>
parents: 614
diff changeset
135 sprintf(jumparg, "%lX", (u_long) xramimage.addr);
0
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 argv[0] = "jump";
650
bf840c984113 fc-xram reworked to use the new binary protocol
Mychaela Falconia <falcon@freecalypso.org>
parents: 614
diff changeset
137 argv[1] = jumparg;
bf840c984113 fc-xram reworked to use the new binary protocol
Mychaela Falconia <falcon@freecalypso.org>
parents: 614
diff changeset
138 argv[2] = 0;
0
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 tpinterf_make_cmd(argv);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 if (tpinterf_send_cmd())
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 printf("Sent \"%s %s\": XRAM image should now be running!\n",
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 argv[0], argv[1]);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 return(0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 }